Handle cap



FIG. 1 is a front right perspective view showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of the circle in FIG. 7 is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

An ornamental design for a handle cap, as shown and described. 